Answer:
Step-by-step explanation:
Given
7.2, a, b, 3 are in A.P


as
a, b, 3 are also in A.P

Putting 










Now, plugging
in 




Therefore,
The probability that the first 6 people who are asked that aren't interns is 35%
The probability that the first intern that we talk to is a female is 25%
Answer:
1. A
2. B
3. A
Step-by-step explanation:
Hope this helps!
She has = 5- 2 = 3
3 >= y * 0.55 > 0.55
5 > y > 1 (truncate in case of count)
Answer:
-1
Step-by-step explanation:
substitute x for 6 and y for 1
which will be 6-1+6
using BODMAS
6-(1+6)
6-7= -1